A225B

Light Duty Aluminum Pressure Relief Backdraft Damper A335

Aluminum Backdraft Damper A388

Galvanized Steel Round Backdraft Damper A389

Aluminum Round Backdraft Damper A390

Stainless Steel Round Backdraft Damper A503

Light Duty Stainless Steel Backdraft Damper A580BD

Industrial Round Backdraft Damper BID4

Heavy Duty Teardrop Design Formed Steel Blade Backdraft Damper BID8

Teardrop Design 4" Deep Aluminum Backdraft Damper BID9

Teardrop Design Aluminum Blade Steel Frame 10" Deep Backdraft Damper BS55

Extruded Aluminum Backdraft Damper BS66

Galvanized Steel Intake or Discharge Backdraft Damper BSL

Light Duty Aluminum Pressure Relief Backdraft Damper